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<br /> <br />PLATTE RIVER BASIN <br /> <br />CHARLES HANSEN FEEDER CANAL BELOW BIG THOMPSON SIPHON NEAR DRAKE, CO <br /> <br />LOCATION.--Lat 40°25'20", long 105°13'33", SW¼SW¼ sec. 3, T.5 N., T.70 W., Larimer County. <br /> <br />GAGE.--Graphic chart recorder and 8210 DCP with shaft encoder in a precast concrete shelter. The station is <br />maintained by Northern Colorado Water Conservancy District personnel. <br /> <br />REMARKS.--The primary record is hourly DCP data with the chart record as back-up. The record is complete and <br />reliable. The below listed days were used to supplement the DCP. April 26 to May 20—Shaft encoder <br />data was bad, used the graphic chart for data. The record is good, except for flows above 200 cfs, <br />including the Peak flow, which are Fair due possible inaccuracy in the current rating table. Station <br />maintained and record developed by Merlin Friedrichsen. <br /> <br />RATING TABLE.--HFCBBSCO16 USED FROM 01-OCT-2002 TO 30-SEP-2003 <br /> <br /> DISCHARGE, IN CFS, WATER YEAR OCTOBER 2002 TO SEPTEMBER 2003 <br /> MEAN VALUES <br /> <br /> DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP <br /> <br /> 1 0 48 68 104 76 212 29 58 224 62 347 268 <br /> 2 0 41 68 104 79 212 28 44 232 62 361 321 <br /> 3 0 38 67 104 120 243 29 46 101 93 369 335 <br /> 4 0 69 67 104 88 262 26 49 75 111 407 334 <br /> 5 0 106 69 103 103 262 28 49 47 129 438 365 <br /> 6 0 76 68 105 120 264 29 49 46 153 460 324 <br /> 7 0 172 68 104 197 264 28 46 36 172 495 328 <br /> 8 0 291 67 105 267 260 28 46 32 161 502 326 <br /> 9 0 295 67 104 267 259 28 46 35 162 495 319 <br /> 10 0 241 67 104 213 251 27 47 35 177 483 313 <br /> 11 0 192 68 104 135 237 27 46 29 189 483 324 <br /> 12 0 125 68 104 105 236 29 46 47 220 471 321 <br /> 13 0 105 68 104 91 236 18 36 37 197 441 329 <br /> 14 0 92 69 104 69 296 2.9 36 20 184 383 364 <br /> 15 0 76 69 104 70 340 2.8 36 25 190 332 402 <br /> 16 0 71 68 104 70 287 2.7 36 25 248 277 308 <br /> 17 70 71 69 104 72 229 2.8 119 22 258 234 277 <br /> 18 157 70 67 104 70 170 2.7 116 61 237 208 309 <br /> 19 166 71 93 104 71 106 33 73 74 223 183 336 <br /> 20 136 71 106 104 69 69 49 54 93 212 227 292 <br /> 21 74 70 105 105 70 36 63 53 125 163 315 318 <br /> 22 32 69 104 100 78 34 43 61 120 155 272 296 <br /> 23 51 70 104 111 150 23 57 74 122 173 268 246 <br /> 24 49 75 105 78 268 18 49 125 92 197 298 178 <br /> 25 45 94 104 69 246 33 44 117 91 212 315 74 <br /> 26 40 91 104 70 187 35 43 96 112 219 339 5.7 <br /> 27 35 90 104 69 200 31 43 46 132 216 381 0 <br /> 28 35 83 103 50 183 43 46 130 105 230 380 0 <br /> 29 42 81 104 76 --- 43 48 122 88 268 373 0 <br /> 30 41 68 104 77 --- 29 51 323 66 302 356 0 <br /> 31 41 --- 103 81 --- 28 --- 239 --- 337 315 --- <br /> <br />TOTAL 1014 3112 2565 2967 3734 5048 936.9 2464 2349 5912 11208 7612.7 <br />MEAN 32.7 104 83 96 133 163 31.2 80 78 191 362 254 <br />AC-FT 2010 6170 5090 5890 7410 10010 1860 4890 4660 11730 22230 15100 <br />MAX 166 295 106 111 268 340 63 323 232 337 502 402 <br />MIN 0 38 67 50 69 18 2.7 36 20 62 183 0 <br /> <br />WTR YR 2003 TOTAL 48922.6 MEAN 134 MAX 502 MIN 0 AC-FT 97040 <br /> <br />MAX DISCH: 515 CFS AT 12:30 ON Aug. 8, 2003 GH 6.27 FT. SHIFT 0 FT. <br />MAX GH: 6.27 FT. AT 12:30 ON Aug. 8, 2003 <br /> <br />FOR MORE COMPLETE OR DETAILED INFORMATION SEE DAILY OR MONTHLY RECORD. <br /> <br /> <br /> <br />0 <br />200 <br />400 <br />600 <br />OctNovDecJanFebMarAprMayJunJulAugSep